Do You Use the 5 Hour Rule?

The author of this article states “Many of these leaders, despite being extremely busy, set aside at least an hour a day (or five hours a week) over their entire career for activities that could be classified as deliberate practice or learning.”
Is this what you do? She goes on to reflect that this “learning” can be subdivided into:-
(1) Read
(2) Reflect
(3) Experiment